"That's a really interesting theory and all, but we'll see," the actor replied.

Still wearing their suits, and with the actor's muscles bulging in his tight sleeves, the two began the undeniably epic face-off and rattled off lines about what they planned to do if they won. One of Tatum's threats was particularly menacing.

"After I wiiiin, I'm gonna start texting you, so you see that little typing bubble pop up," Tatum said. "Then I'm gonna wait like five years. And then just text, 'K'!"